VolumeNBS Miscellaneous Publication 284 PublisherNational Bureau of Standards (U.S.) Pages174 Possible copyright statusNBS/NIST Miscellaneous Publications and Special Publications are a publication of the U.S. Government. The papers are in the public domain and are not subject to copyright in the United States. However, please pay special attention to the individual works to make sure there are no copyright restrictions indicated. Individual works may require securing other permissions from the original copyright holder. LanguageEnglish Call numberQC100 .U57 no. 284 1967 Digitizing sponsorNIST Research Library Book contributorNIST Research Library CollectionNISTSpecialPublications; NISTresearchlibrary; fedlink; americana NotesNo copyright page found.